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/**
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* Copyright (C) 2009 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.hibernate;
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import java.io.Serializable;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import org.hibernate.HibernateException;
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import org.hibernate.engine.spi.SessionImplementor;
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import org.hibernate.usertype.UserType;
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import eu.etaxonomy.cdm.model.validation.EntityConstraintViolation;
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import eu.etaxonomy.cdm.model.validation.Severity;
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/**
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* A hibernate {@code UserType} for persisting {@link Severity} instances.
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*
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* @see EntityConstraintViolation
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*
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* @author ayco_holleman
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*
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*/
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public class SeverityUserType implements UserType {
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@Override
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public int[] sqlTypes(){
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return new int[] { java.sql.Types.VARCHAR };
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}
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@SuppressWarnings("rawtypes")
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@Override
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public Class returnedClass(){
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return Severity.class;
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}
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@Override
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public boolean equals(Object x, Object y) throws HibernateException{
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if (x == null) {
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if (y == null) {
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return true;
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}
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return false;
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}
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if (y == null) {
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return false;
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}
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return ((Severity) x).equals(y);
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}
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@Override
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public int hashCode(Object x) throws HibernateException{
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return x.getClass().hashCode();
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}
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@Override
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public Object nullSafeGet(ResultSet rs, String[] names, SessionImplementor session, Object owner) throws HibernateException, SQLException{
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String severity = rs.getString(names[0]);
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return rs.wasNull() ? null : Severity.forName(severity);
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}
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@Override
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public void nullSafeSet(PreparedStatement st, Object value, int index, SessionImplementor session) throws HibernateException, SQLException{
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st.setString(index, value == null ? null : value.toString());
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}
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@Override
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public Object deepCopy(Object value) throws HibernateException{
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return value;
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}
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@Override
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public boolean isMutable(){
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return false;
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}
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@Override
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public Serializable disassemble(Object value) throws HibernateException{
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return null;
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}
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@Override
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public Object assemble(Serializable cached, Object owner) throws HibernateException{
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return null;
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}
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@Override
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public Object replace(Object original, Object target, Object owner) throws HibernateException{
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return original;
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}
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}
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